Nature and Science
New European Breeding Bird Atlas
DDA | Dachverband Deutscher Avifaunisten
Der Falke | Birding Journal Germany
Ornitho Switzerland
Xeno-Canto | Birdsongs worldwide
Featherbase
AG Eulen | Arbeitsgemeinschaft Eulenschutz
Gulls to the Horizon | Ornithological Blog
Birdlife Switzerland
Scottish Wildcat Trust | Art for Conservation
Aboriginal Journeys | Whale Watching Tours (BC)
Ol Pejeta Conservany | Kenya